mirror of
https://github.com/AsahiLinux/u-boot
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9c18c695f8
There is a Kconfig for this erratum, but it is ignored for armv8. Respect it. Signed-off-by: Sean Anderson <sean.anderson@seco.com> Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
989 lines
25 KiB
C
989 lines
25 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2014-2015 Freescale Semiconductor
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* Copyright 2019-2021 NXP
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*/
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#include <common.h>
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#include <clock_legacy.h>
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#include <cpu_func.h>
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#include <env.h>
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#include <fsl_immap.h>
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#include <fsl_ifc.h>
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#include <init.h>
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#include <linux/sizes.h>
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#include <log.h>
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#include <asm/arch/fsl_serdes.h>
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#include <asm/arch/soc.h>
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#include <asm/cache.h>
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#include <asm/io.h>
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#include <asm/global_data.h>
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#include <asm/arch-fsl-layerscape/config.h>
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#include <asm/arch-fsl-layerscape/ns_access.h>
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#include <asm/arch-fsl-layerscape/fsl_icid.h>
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#include <asm/gic-v3.h>
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#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
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#include <fsl_csu.h>
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#endif
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#ifdef CONFIG_SYS_FSL_DDR
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#include <fsl_ddr_sdram.h>
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#include <fsl_ddr.h>
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#endif
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#ifdef CONFIG_CHAIN_OF_TRUST
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#include <fsl_validate.h>
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#endif
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#include <fsl_immap.h>
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#include <dm.h>
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#include <dm/device_compat.h>
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#include <linux/err.h>
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#ifdef CONFIG_GIC_V3_ITS
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DECLARE_GLOBAL_DATA_PTR;
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#endif
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#ifdef CONFIG_GIC_V3_ITS
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#define PENDTABLE_MAX_SZ ALIGN(BIT(ITS_MAX_LPI_NRBITS), SZ_64K)
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#define PROPTABLE_MAX_SZ ALIGN(BIT(ITS_MAX_LPI_NRBITS) / 8, SZ_64K)
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#define GIC_LPI_SIZE ALIGN(cpu_numcores() * PENDTABLE_MAX_SZ + \
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PROPTABLE_MAX_SZ, SZ_1M)
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static int fdt_add_resv_mem_gic_rd_tables(void *blob, u64 base, size_t size)
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{
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int err;
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struct fdt_memory gic_rd_tables;
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gic_rd_tables.start = base;
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gic_rd_tables.end = base + size - 1;
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err = fdtdec_add_reserved_memory(blob, "gic-rd-tables", &gic_rd_tables,
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NULL, 0, NULL, 0);
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if (err < 0)
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debug("%s: failed to add reserved memory: %d\n", __func__, err);
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return err;
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}
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int ls_gic_rd_tables_init(void *blob)
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{
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u64 gic_lpi_base;
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int ret;
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gic_lpi_base = ALIGN(gd->arch.resv_ram - GIC_LPI_SIZE, SZ_64K);
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ret = fdt_add_resv_mem_gic_rd_tables(blob, gic_lpi_base, GIC_LPI_SIZE);
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if (ret)
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return ret;
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ret = gic_lpi_tables_init(gic_lpi_base, cpu_numcores());
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if (ret)
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debug("%s: failed to init gic-lpi-tables\n", __func__);
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return ret;
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}
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#endif
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bool soc_has_dp_ddr(void)
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{
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struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
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u32 svr = gur_in32(&gur->svr);
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/* LS2085A, LS2088A, LS2048A has DP_DDR */
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if ((SVR_SOC_VER(svr) == SVR_LS2085A) ||
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(SVR_SOC_VER(svr) == SVR_LS2088A) ||
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(SVR_SOC_VER(svr) == SVR_LS2048A))
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return true;
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return false;
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}
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bool soc_has_aiop(void)
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{
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struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
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u32 svr = gur_in32(&gur->svr);
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/* LS2085A has AIOP */
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if (SVR_SOC_VER(svr) == SVR_LS2085A)
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return true;
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return false;
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}
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static inline void set_usb_txvreftune(u32 __iomem *scfg, u32 offset)
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{
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scfg_clrsetbits32(scfg + offset / 4,
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0xF << 6,
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SCFG_USB_TXVREFTUNE << 6);
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}
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static void erratum_a009008(void)
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{
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#ifdef CONFIG_SYS_FSL_ERRATUM_A009008
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u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
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#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
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defined(CONFIG_ARCH_LS1012A)
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set_usb_txvreftune(scfg, SCFG_USB3PRM1CR_USB1);
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#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A)
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set_usb_txvreftune(scfg, SCFG_USB3PRM1CR_USB2);
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set_usb_txvreftune(scfg, SCFG_USB3PRM1CR_USB3);
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#endif
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#elif defined(CONFIG_ARCH_LS2080A)
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set_usb_txvreftune(scfg, SCFG_USB3PRM1CR);
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#endif
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#endif /* CONFIG_SYS_FSL_ERRATUM_A009008 */
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}
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static inline void set_usb_sqrxtune(u32 __iomem *scfg, u32 offset)
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{
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scfg_clrbits32(scfg + offset / 4,
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SCFG_USB_SQRXTUNE_MASK << 23);
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}
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static void erratum_a009798(void)
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{
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#ifdef CONFIG_SYS_FSL_ERRATUM_A009798
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u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
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#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
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defined(CONFIG_ARCH_LS1012A)
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set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR_USB1);
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#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A)
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set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR_USB2);
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set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR_USB3);
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#endif
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#elif defined(CONFIG_ARCH_LS2080A)
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set_usb_sqrxtune(scfg, SCFG_USB3PRM1CR);
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#endif
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#endif /* CONFIG_SYS_FSL_ERRATUM_A009798 */
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}
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#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
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defined(CONFIG_ARCH_LS1012A)
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static inline void set_usb_pcstxswingfull(u32 __iomem *scfg, u32 offset)
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{
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scfg_clrsetbits32(scfg + offset / 4,
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0x7F << 9,
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SCFG_USB_PCSTXSWINGFULL << 9);
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}
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#endif
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static void erratum_a008997(void)
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{
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#ifdef CONFIG_SYS_FSL_ERRATUM_A008997
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#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
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defined(CONFIG_ARCH_LS1012A)
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u32 __iomem *scfg = (u32 __iomem *)SCFG_BASE;
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set_usb_pcstxswingfull(scfg, SCFG_USB3PRM2CR_USB1);
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#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A)
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set_usb_pcstxswingfull(scfg, SCFG_USB3PRM2CR_USB2);
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set_usb_pcstxswingfull(scfg, SCFG_USB3PRM2CR_USB3);
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#endif
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#elif defined(CONFIG_ARCH_LS1028A)
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clrsetbits_le32(DCSR_BASE + DCSR_USB_IOCR1,
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0x7F << 11,
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DCSR_USB_PCSTXSWINGFULL << 11);
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#endif
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#endif /* CONFIG_SYS_FSL_ERRATUM_A008997 */
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}
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#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
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defined(CONFIG_ARCH_LS1012A)
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#define PROGRAM_USB_PHY_RX_OVRD_IN_HI(phy) \
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out_be16((phy) + SCFG_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_1); \
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out_be16((phy) + SCFG_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_2); \
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out_be16((phy) + SCFG_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_3); \
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out_be16((phy) + SCFG_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_4)
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#elif defined(CONFIG_ARCH_LS2080A) || defined(CONFIG_ARCH_LS1088A) || \
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defined(CONFIG_ARCH_LS1028A) || defined(CONFIG_ARCH_LX2160A) || \
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defined(CONFIG_ARCH_LX2162A)
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#define PROGRAM_USB_PHY_RX_OVRD_IN_HI(phy) \
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out_le16((phy) + DCSR_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_1); \
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out_le16((phy) + DCSR_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_2); \
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out_le16((phy) + DCSR_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_3); \
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out_le16((phy) + DCSR_USB_PHY_RX_OVRD_IN_HI, USB_PHY_RX_EQ_VAL_4)
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#endif
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static void erratum_a009007(void)
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{
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if (!IS_ENABLED(CONFIG_SYS_FSL_ERRATUM_A009007))
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return;
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#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A) || \
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defined(CONFIG_ARCH_LS1012A)
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void __iomem *usb_phy = (void __iomem *)SCFG_USB_PHY1;
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PROGRAM_USB_PHY_RX_OVRD_IN_HI(usb_phy);
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#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A)
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usb_phy = (void __iomem *)SCFG_USB_PHY2;
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PROGRAM_USB_PHY_RX_OVRD_IN_HI(usb_phy);
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usb_phy = (void __iomem *)SCFG_USB_PHY3;
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PROGRAM_USB_PHY_RX_OVRD_IN_HI(usb_phy);
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#endif
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#elif defined(CONFIG_ARCH_LS2080A) || defined(CONFIG_ARCH_LS1088A) || \
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defined(CONFIG_ARCH_LS1028A)
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void __iomem *dcsr = (void __iomem *)DCSR_BASE;
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PROGRAM_USB_PHY_RX_OVRD_IN_HI(dcsr + DCSR_USB_PHY1);
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PROGRAM_USB_PHY_RX_OVRD_IN_HI(dcsr + DCSR_USB_PHY2);
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#endif /* CONFIG_SYS_FSL_ERRATUM_A009007 */
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}
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#if defined(CONFIG_FSL_LSCH3)
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static void erratum_a050204(void)
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{
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#if defined(CONFIG_ARCH_LX2160A) || defined(CONFIG_ARCH_LX2162A)
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void __iomem *dcsr = (void __iomem *)DCSR_BASE;
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PROGRAM_USB_PHY_RX_OVRD_IN_HI(dcsr + DCSR_USB_PHY1);
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PROGRAM_USB_PHY_RX_OVRD_IN_HI(dcsr + DCSR_USB_PHY2);
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#endif
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}
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/*
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* This erratum requires setting a value to eddrtqcr1 to
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* optimal the DDR performance.
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*/
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static void erratum_a008336(void)
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{
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#ifdef CONFIG_SYS_FSL_ERRATUM_A008336
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u32 *eddrtqcr1;
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#ifdef CONFIG_SYS_FSL_DCSR_DDR_ADDR
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eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR_ADDR + 0x800;
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if (fsl_ddr_get_version(0) == 0x50200)
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out_le32(eddrtqcr1, 0x63b30002);
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#endif
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#ifdef CONFIG_SYS_FSL_DCSR_DDR2_ADDR
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eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR2_ADDR + 0x800;
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if (fsl_ddr_get_version(0) == 0x50200)
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out_le32(eddrtqcr1, 0x63b30002);
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#endif
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#endif
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}
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/*
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* This erratum requires a register write before being Memory
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* controller 3 being enabled.
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*/
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static void erratum_a008514(void)
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{
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#ifdef CONFIG_SYS_FSL_ERRATUM_A008514
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u32 *eddrtqcr1;
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#ifdef CONFIG_SYS_FSL_DCSR_DDR3_ADDR
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eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR3_ADDR + 0x800;
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out_le32(eddrtqcr1, 0x63b20002);
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#endif
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#endif
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}
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#ifdef CONFIG_SYS_FSL_ERRATUM_A009635
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#define PLATFORM_CYCLE_ENV_VAR "a009635_interval_val"
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static unsigned long get_internval_val_mhz(void)
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{
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char *interval = env_get(PLATFORM_CYCLE_ENV_VAR);
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/*
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* interval is the number of platform cycles(MHz) between
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* wake up events generated by EPU.
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*/
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ulong interval_mhz = get_bus_freq(0) / (1000 * 1000);
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if (interval)
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interval_mhz = dectoul(interval, NULL);
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return interval_mhz;
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}
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void erratum_a009635(void)
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{
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u32 val;
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unsigned long interval_mhz = get_internval_val_mhz();
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if (!interval_mhz)
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return;
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val = in_le32(DCSR_CGACRE5);
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writel(val | 0x00000200, DCSR_CGACRE5);
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val = in_le32(EPU_EPCMPR5);
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writel(interval_mhz, EPU_EPCMPR5);
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val = in_le32(EPU_EPCCR5);
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writel(val | 0x82820000, EPU_EPCCR5);
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val = in_le32(EPU_EPSMCR5);
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writel(val | 0x002f0000, EPU_EPSMCR5);
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val = in_le32(EPU_EPECR5);
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writel(val | 0x20000000, EPU_EPECR5);
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val = in_le32(EPU_EPGCR);
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writel(val | 0x80000000, EPU_EPGCR);
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}
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#endif /* CONFIG_SYS_FSL_ERRATUM_A009635 */
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static void erratum_rcw_src(void)
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{
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#if defined(CONFIG_SPL) && defined(CONFIG_NAND_BOOT)
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u32 __iomem *dcfg_ccsr = (u32 __iomem *)DCFG_BASE;
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u32 __iomem *dcfg_dcsr = (u32 __iomem *)DCFG_DCSR_BASE;
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u32 val;
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val = in_le32(dcfg_ccsr + DCFG_PORSR1 / 4);
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val &= ~DCFG_PORSR1_RCW_SRC;
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val |= DCFG_PORSR1_RCW_SRC_NOR;
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out_le32(dcfg_dcsr + DCFG_DCSR_PORCR1 / 4, val);
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#endif
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}
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#define I2C_DEBUG_REG 0x6
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#define I2C_GLITCH_EN 0x8
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/*
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* This erratum requires setting glitch_en bit to enable
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* digital glitch filter to improve clock stability.
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*/
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#ifdef CONFIG_SYS_FSL_ERRATUM_A009203
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static void erratum_a009203(void)
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{
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#if CONFIG_IS_ENABLED(SYS_I2C_LEGACY)
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u8 __iomem *ptr;
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#ifdef I2C1_BASE_ADDR
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ptr = (u8 __iomem *)(I2C1_BASE_ADDR + I2C_DEBUG_REG);
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writeb(I2C_GLITCH_EN, ptr);
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#endif
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#ifdef I2C2_BASE_ADDR
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ptr = (u8 __iomem *)(I2C2_BASE_ADDR + I2C_DEBUG_REG);
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writeb(I2C_GLITCH_EN, ptr);
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#endif
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#ifdef I2C3_BASE_ADDR
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ptr = (u8 __iomem *)(I2C3_BASE_ADDR + I2C_DEBUG_REG);
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writeb(I2C_GLITCH_EN, ptr);
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#endif
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#ifdef I2C4_BASE_ADDR
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ptr = (u8 __iomem *)(I2C4_BASE_ADDR + I2C_DEBUG_REG);
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writeb(I2C_GLITCH_EN, ptr);
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#endif
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#endif
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}
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#endif
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void bypass_smmu(void)
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{
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u32 val;
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val = (in_le32(SMMU_SCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
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out_le32(SMMU_SCR0, val);
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val = (in_le32(SMMU_NSCR0) | SCR0_CLIENTPD_MASK) & ~(SCR0_USFCFG_MASK);
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out_le32(SMMU_NSCR0, val);
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}
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void fsl_lsch3_early_init_f(void)
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{
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erratum_rcw_src();
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#ifdef CONFIG_FSL_IFC
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init_early_memctl_regs(); /* tighten IFC timing */
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#endif
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#ifdef CONFIG_SYS_FSL_ERRATUM_A009203
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erratum_a009203();
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#endif
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erratum_a008514();
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erratum_a008336();
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erratum_a009008();
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erratum_a009798();
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erratum_a008997();
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erratum_a009007();
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erratum_a050204();
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#ifdef CONFIG_CHAIN_OF_TRUST
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/* In case of Secure Boot, the IBR configures the SMMU
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* to allow only Secure transactions.
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* SMMU must be reset in bypass mode.
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* Set the ClientPD bit and Clear the USFCFG Bit
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*/
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if (fsl_check_boot_mode_secure() == 1)
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bypass_smmu();
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#endif
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#if defined(CONFIG_ARCH_LS1088A) || defined(CONFIG_ARCH_LS1028A) || \
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defined(CONFIG_ARCH_LS2080A) || defined(CONFIG_ARCH_LX2160A) || \
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defined(CONFIG_ARCH_LX2162A)
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set_icids();
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#endif
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}
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/* Get VDD in the unit mV from voltage ID */
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int get_core_volt_from_fuse(void)
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{
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struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
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int vdd;
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u32 fusesr;
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u8 vid;
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/* get the voltage ID from fuse status register */
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fusesr = in_le32(&gur->dcfg_fusesr);
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debug("%s: fusesr = 0x%x\n", __func__, fusesr);
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vid = (fusesr >> FSL_CHASSIS3_DCFG_FUSESR_ALTVID_SHIFT) &
|
|
FSL_CHASSIS3_DCFG_FUSESR_ALTVID_MASK;
|
|
if ((vid == 0) || (vid == FSL_CHASSIS3_DCFG_FUSESR_ALTVID_MASK)) {
|
|
vid = (fusesr >> FSL_CHASSIS3_DCFG_FUSESR_VID_SHIFT) &
|
|
FSL_CHASSIS3_DCFG_FUSESR_VID_MASK;
|
|
}
|
|
debug("%s: VID = 0x%x\n", __func__, vid);
|
|
switch (vid) {
|
|
case 0x00: /* VID isn't supported */
|
|
vdd = -EINVAL;
|
|
debug("%s: The VID feature is not supported\n", __func__);
|
|
break;
|
|
case 0x08: /* 0.9V silicon */
|
|
vdd = 900;
|
|
break;
|
|
case 0x10: /* 1.0V silicon */
|
|
vdd = 1000;
|
|
break;
|
|
default: /* Other core voltage */
|
|
vdd = -EINVAL;
|
|
debug("%s: The VID(%x) isn't supported\n", __func__, vid);
|
|
break;
|
|
}
|
|
debug("%s: The required minimum volt of CORE is %dmV\n", __func__, vdd);
|
|
|
|
return vdd;
|
|
}
|
|
|
|
#elif defined(CONFIG_FSL_LSCH2)
|
|
/*
|
|
* This erratum requires setting a value to eddrtqcr1 to optimal
|
|
* the DDR performance. The eddrtqcr1 register is in SCFG space
|
|
* of LS1043A and the offset is 0x157_020c.
|
|
*/
|
|
#if defined(CONFIG_SYS_FSL_ERRATUM_A009660) \
|
|
&& defined(CONFIG_SYS_FSL_ERRATUM_A008514)
|
|
#error A009660 and A008514 can not be both enabled.
|
|
#endif
|
|
|
|
static void erratum_a009660(void)
|
|
{
|
|
#ifdef CONFIG_SYS_FSL_ERRATUM_A009660
|
|
u32 *eddrtqcr1 = (void *)CONFIG_SYS_FSL_SCFG_ADDR + 0x20c;
|
|
out_be32(eddrtqcr1, 0x63b20042);
|
|
#endif
|
|
}
|
|
|
|
static void erratum_a008850_early(void)
|
|
{
|
|
#ifdef CONFIG_SYS_FSL_ERRATUM_A008850
|
|
/* part 1 of 2 */
|
|
struct ccsr_cci400 __iomem *cci = (void *)(CONFIG_SYS_IMMR +
|
|
CONFIG_SYS_CCI400_OFFSET);
|
|
struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
|
|
|
|
/* Skip if running at lower exception level */
|
|
if (current_el() < 3)
|
|
return;
|
|
|
|
/* disables propagation of barrier transactions to DDRC from CCI400 */
|
|
out_le32(&cci->ctrl_ord, CCI400_CTRLORD_TERM_BARRIER);
|
|
|
|
/* disable the re-ordering in DDRC */
|
|
ddr_out32(&ddr->eor, DDR_EOR_RD_REOD_DIS | DDR_EOR_WD_REOD_DIS);
|
|
#endif
|
|
}
|
|
|
|
void erratum_a008850_post(void)
|
|
{
|
|
#ifdef CONFIG_SYS_FSL_ERRATUM_A008850
|
|
/* part 2 of 2 */
|
|
struct ccsr_cci400 __iomem *cci = (void *)(CONFIG_SYS_IMMR +
|
|
CONFIG_SYS_CCI400_OFFSET);
|
|
struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
|
|
u32 tmp;
|
|
|
|
/* Skip if running at lower exception level */
|
|
if (current_el() < 3)
|
|
return;
|
|
|
|
/* enable propagation of barrier transactions to DDRC from CCI400 */
|
|
out_le32(&cci->ctrl_ord, CCI400_CTRLORD_EN_BARRIER);
|
|
|
|
/* enable the re-ordering in DDRC */
|
|
tmp = ddr_in32(&ddr->eor);
|
|
tmp &= ~(DDR_EOR_RD_REOD_DIS | DDR_EOR_WD_REOD_DIS);
|
|
ddr_out32(&ddr->eor, tmp);
|
|
#endif
|
|
}
|
|
|
|
#ifdef CONFIG_SYS_FSL_ERRATUM_A010315
|
|
void erratum_a010315(void)
|
|
{
|
|
int i;
|
|
|
|
for (i = PCIE1; i <= PCIE4; i++)
|
|
if (!is_serdes_configured(i)) {
|
|
debug("PCIe%d: disabled all R/W permission!\n", i);
|
|
set_pcie_ns_access(i, 0);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
static void erratum_a010539(void)
|
|
{
|
|
#if defined(CONFIG_SYS_FSL_ERRATUM_A010539) && defined(CONFIG_QSPI_BOOT)
|
|
struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
|
|
u32 porsr1;
|
|
|
|
porsr1 = in_be32(&gur->porsr1);
|
|
porsr1 &= ~FSL_CHASSIS2_CCSR_PORSR1_RCW_MASK;
|
|
out_be32((void *)(CONFIG_SYS_DCSR_DCFG_ADDR + DCFG_DCSR_PORCR1),
|
|
porsr1);
|
|
out_be32((void *)(CONFIG_SYS_FSL_SCFG_ADDR + 0x1a8), 0xffffffff);
|
|
#endif
|
|
}
|
|
|
|
/* Get VDD in the unit mV from voltage ID */
|
|
int get_core_volt_from_fuse(void)
|
|
{
|
|
struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
|
|
int vdd;
|
|
u32 fusesr;
|
|
u8 vid;
|
|
|
|
fusesr = in_be32(&gur->dcfg_fusesr);
|
|
debug("%s: fusesr = 0x%x\n", __func__, fusesr);
|
|
vid = (fusesr >> FSL_CHASSIS2_DCFG_FUSESR_ALTVID_SHIFT) &
|
|
FSL_CHASSIS2_DCFG_FUSESR_ALTVID_MASK;
|
|
if ((vid == 0) || (vid == FSL_CHASSIS2_DCFG_FUSESR_ALTVID_MASK)) {
|
|
vid = (fusesr >> FSL_CHASSIS2_DCFG_FUSESR_VID_SHIFT) &
|
|
FSL_CHASSIS2_DCFG_FUSESR_VID_MASK;
|
|
}
|
|
debug("%s: VID = 0x%x\n", __func__, vid);
|
|
switch (vid) {
|
|
case 0x00: /* VID isn't supported */
|
|
vdd = -EINVAL;
|
|
debug("%s: The VID feature is not supported\n", __func__);
|
|
break;
|
|
case 0x08: /* 0.9V silicon */
|
|
vdd = 900;
|
|
break;
|
|
case 0x10: /* 1.0V silicon */
|
|
vdd = 1000;
|
|
break;
|
|
default: /* Other core voltage */
|
|
vdd = -EINVAL;
|
|
printf("%s: The VID(%x) isn't supported\n", __func__, vid);
|
|
break;
|
|
}
|
|
debug("%s: The required minimum volt of CORE is %dmV\n", __func__, vdd);
|
|
|
|
return vdd;
|
|
}
|
|
|
|
__weak int board_switch_core_volt(u32 vdd)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static int setup_core_volt(u32 vdd)
|
|
{
|
|
return board_setup_core_volt(vdd);
|
|
}
|
|
|
|
#ifdef CONFIG_SYS_FSL_DDR
|
|
static void ddr_enable_0v9_volt(bool en)
|
|
{
|
|
struct ccsr_ddr __iomem *ddr = (void *)CONFIG_SYS_FSL_DDR_ADDR;
|
|
u32 tmp;
|
|
|
|
tmp = ddr_in32(&ddr->ddr_cdr1);
|
|
|
|
if (en)
|
|
tmp |= DDR_CDR1_V0PT9_EN;
|
|
else
|
|
tmp &= ~DDR_CDR1_V0PT9_EN;
|
|
|
|
ddr_out32(&ddr->ddr_cdr1, tmp);
|
|
}
|
|
#endif
|
|
|
|
int setup_chip_volt(void)
|
|
{
|
|
int vdd;
|
|
|
|
vdd = get_core_volt_from_fuse();
|
|
/* Nothing to do for silicons doesn't support VID */
|
|
if (vdd < 0)
|
|
return vdd;
|
|
|
|
if (setup_core_volt(vdd))
|
|
printf("%s: Switch core VDD to %dmV failed\n", __func__, vdd);
|
|
#ifdef CONFIG_SYS_HAS_SERDES
|
|
if (setup_serdes_volt(vdd))
|
|
printf("%s: Switch SVDD to %dmV failed\n", __func__, vdd);
|
|
#endif
|
|
|
|
#ifdef CONFIG_SYS_FSL_DDR
|
|
if (vdd == 900)
|
|
ddr_enable_0v9_volt(true);
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_FSL_PFE
|
|
void init_pfe_scfg_dcfg_regs(void)
|
|
{
|
|
struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
|
|
u32 ecccr2;
|
|
|
|
out_be32(&scfg->pfeasbcr,
|
|
in_be32(&scfg->pfeasbcr) | SCFG_PFEASBCR_AWCACHE0);
|
|
out_be32(&scfg->pfebsbcr,
|
|
in_be32(&scfg->pfebsbcr) | SCFG_PFEASBCR_AWCACHE0);
|
|
|
|
/* CCI-400 QoS settings for PFE */
|
|
out_be32(&scfg->wr_qos1, (unsigned int)(SCFG_WR_QOS1_PFE1_QOS
|
|
| SCFG_WR_QOS1_PFE2_QOS));
|
|
out_be32(&scfg->rd_qos1, (unsigned int)(SCFG_RD_QOS1_PFE1_QOS
|
|
| SCFG_RD_QOS1_PFE2_QOS));
|
|
|
|
ecccr2 = in_be32(CONFIG_SYS_DCSR_DCFG_ADDR + DCFG_DCSR_ECCCR2);
|
|
out_be32((void *)CONFIG_SYS_DCSR_DCFG_ADDR + DCFG_DCSR_ECCCR2,
|
|
ecccr2 | (unsigned int)DISABLE_PFE_ECC);
|
|
}
|
|
#endif
|
|
|
|
void fsl_lsch2_early_init_f(void)
|
|
{
|
|
struct ccsr_cci400 *cci = (struct ccsr_cci400 *)(CONFIG_SYS_IMMR +
|
|
CONFIG_SYS_CCI400_OFFSET);
|
|
struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
|
|
#if defined(CONFIG_FSL_QSPI) && defined(CONFIG_TFABOOT)
|
|
enum boot_src src;
|
|
#endif
|
|
|
|
#ifdef CONFIG_LAYERSCAPE_NS_ACCESS
|
|
enable_layerscape_ns_access();
|
|
#endif
|
|
|
|
#ifdef CONFIG_FSL_IFC
|
|
init_early_memctl_regs(); /* tighten IFC timing */
|
|
#endif
|
|
|
|
#if defined(CONFIG_FSL_QSPI) && defined(CONFIG_TFABOOT)
|
|
src = get_boot_src();
|
|
if (src != BOOT_SOURCE_QSPI_NOR)
|
|
out_be32(&scfg->qspi_cfg, SCFG_QSPI_CLKSEL);
|
|
#else
|
|
#if defined(CONFIG_FSL_QSPI) && !defined(CONFIG_QSPI_BOOT)
|
|
out_be32(&scfg->qspi_cfg, SCFG_QSPI_CLKSEL);
|
|
#endif
|
|
#endif
|
|
/* Make SEC reads and writes snoopable */
|
|
#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A)
|
|
setbits_be32(&scfg->snpcnfgcr, SCFG_SNPCNFGCR_SECRDSNP |
|
|
SCFG_SNPCNFGCR_SECWRSNP | SCFG_SNPCNFGCR_USB1RDSNP |
|
|
SCFG_SNPCNFGCR_USB1WRSNP | SCFG_SNPCNFGCR_USB2RDSNP |
|
|
SCFG_SNPCNFGCR_USB2WRSNP | SCFG_SNPCNFGCR_USB3RDSNP |
|
|
SCFG_SNPCNFGCR_USB3WRSNP | SCFG_SNPCNFGCR_SATARDSNP |
|
|
SCFG_SNPCNFGCR_SATAWRSNP);
|
|
#elif defined(CONFIG_ARCH_LS1012A)
|
|
setbits_be32(&scfg->snpcnfgcr, SCFG_SNPCNFGCR_SECRDSNP |
|
|
SCFG_SNPCNFGCR_SECWRSNP | SCFG_SNPCNFGCR_USB1RDSNP |
|
|
SCFG_SNPCNFGCR_USB1WRSNP | SCFG_SNPCNFGCR_SATARDSNP |
|
|
SCFG_SNPCNFGCR_SATAWRSNP);
|
|
#else
|
|
setbits_be32(&scfg->snpcnfgcr, SCFG_SNPCNFGCR_SECRDSNP |
|
|
SCFG_SNPCNFGCR_SECWRSNP |
|
|
SCFG_SNPCNFGCR_SATARDSNP |
|
|
SCFG_SNPCNFGCR_SATAWRSNP);
|
|
#endif
|
|
|
|
/*
|
|
* Enable snoop requests and DVM message requests for
|
|
* Slave insterface S4 (A53 core cluster)
|
|
*/
|
|
if (current_el() == 3) {
|
|
out_le32(&cci->slave[4].snoop_ctrl,
|
|
CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
|
|
}
|
|
|
|
/*
|
|
* Program Central Security Unit (CSU) to grant access
|
|
* permission for USB 2.0 controller
|
|
*/
|
|
#if defined(CONFIG_ARCH_LS1012A) && defined(CONFIG_USB_EHCI_FSL)
|
|
if (current_el() == 3)
|
|
set_devices_ns_access(CSU_CSLX_USB_2, CSU_ALL_RW);
|
|
#endif
|
|
/* Erratum */
|
|
erratum_a008850_early(); /* part 1 of 2 */
|
|
erratum_a009660();
|
|
erratum_a010539();
|
|
erratum_a009008();
|
|
erratum_a009798();
|
|
erratum_a008997();
|
|
erratum_a009007();
|
|
|
|
#if defined(CONFIG_ARCH_LS1043A) || defined(CONFIG_ARCH_LS1046A)
|
|
set_icids();
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_FSPI_AHB_EN_4BYTE
|
|
int fspi_ahb_init(void)
|
|
{
|
|
/* Enable 4bytes address support and fast read */
|
|
u32 *fspi_lut, lut_key, *fspi_key;
|
|
|
|
fspi_key = (void *)SYS_NXP_FSPI_ADDR + SYS_NXP_FSPI_LUTKEY_BASE_ADDR;
|
|
fspi_lut = (void *)SYS_NXP_FSPI_ADDR + SYS_NXP_FSPI_LUT_BASE_ADDR;
|
|
|
|
lut_key = in_be32(fspi_key);
|
|
|
|
if (lut_key == SYS_NXP_FSPI_LUTKEY) {
|
|
/* That means the register is BE */
|
|
out_be32(fspi_key, SYS_NXP_FSPI_LUTKEY);
|
|
/* Unlock the lut table */
|
|
out_be32(fspi_key + 1, SYS_NXP_FSPI_LUTCR_UNLOCK);
|
|
/* Create READ LUT */
|
|
out_be32(fspi_lut, 0x0820040c);
|
|
out_be32(fspi_lut + 1, 0x24003008);
|
|
out_be32(fspi_lut + 2, 0x00000000);
|
|
/* Lock the lut table */
|
|
out_be32(fspi_key, SYS_NXP_FSPI_LUTKEY);
|
|
out_be32(fspi_key + 1, SYS_NXP_FSPI_LUTCR_LOCK);
|
|
} else {
|
|
/* That means the register is LE */
|
|
out_le32(fspi_key, SYS_NXP_FSPI_LUTKEY);
|
|
/* Unlock the lut table */
|
|
out_le32(fspi_key + 1, SYS_NXP_FSPI_LUTCR_UNLOCK);
|
|
/* Create READ LUT */
|
|
out_le32(fspi_lut, 0x0820040c);
|
|
out_le32(fspi_lut + 1, 0x24003008);
|
|
out_le32(fspi_lut + 2, 0x00000000);
|
|
/* Lock the lut table */
|
|
out_le32(fspi_key, SYS_NXP_FSPI_LUTKEY);
|
|
out_le32(fspi_key + 1, SYS_NXP_FSPI_LUTCR_LOCK);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_QSPI_AHB_INIT
|
|
/* Enable 4bytes address support and fast read */
|
|
int qspi_ahb_init(void)
|
|
{
|
|
u32 *qspi_lut, lut_key, *qspi_key;
|
|
|
|
qspi_key = (void *)SYS_FSL_QSPI_ADDR + 0x300;
|
|
qspi_lut = (void *)SYS_FSL_QSPI_ADDR + 0x310;
|
|
|
|
lut_key = in_be32(qspi_key);
|
|
|
|
if (lut_key == 0x5af05af0) {
|
|
/* That means the register is BE */
|
|
out_be32(qspi_key, 0x5af05af0);
|
|
/* Unlock the lut table */
|
|
out_be32(qspi_key + 1, 0x00000002);
|
|
out_be32(qspi_lut, 0x0820040c);
|
|
out_be32(qspi_lut + 1, 0x1c080c08);
|
|
out_be32(qspi_lut + 2, 0x00002400);
|
|
/* Lock the lut table */
|
|
out_be32(qspi_key, 0x5af05af0);
|
|
out_be32(qspi_key + 1, 0x00000001);
|
|
} else {
|
|
/* That means the register is LE */
|
|
out_le32(qspi_key, 0x5af05af0);
|
|
/* Unlock the lut table */
|
|
out_le32(qspi_key + 1, 0x00000002);
|
|
out_le32(qspi_lut, 0x0820040c);
|
|
out_le32(qspi_lut + 1, 0x1c080c08);
|
|
out_le32(qspi_lut + 2, 0x00002400);
|
|
/* Lock the lut table */
|
|
out_le32(qspi_key, 0x5af05af0);
|
|
out_le32(qspi_key + 1, 0x00000001);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_TFABOOT
|
|
#define MAX_BOOTCMD_SIZE 512
|
|
|
|
int fsl_setenv_bootcmd(void)
|
|
{
|
|
int ret;
|
|
enum boot_src src = get_boot_src();
|
|
char bootcmd_str[MAX_BOOTCMD_SIZE];
|
|
|
|
switch (src) {
|
|
#ifdef IFC_NOR_BOOTCOMMAND
|
|
case BOOT_SOURCE_IFC_NOR:
|
|
sprintf(bootcmd_str, IFC_NOR_BOOTCOMMAND);
|
|
break;
|
|
#endif
|
|
#ifdef QSPI_NOR_BOOTCOMMAND
|
|
case BOOT_SOURCE_QSPI_NOR:
|
|
sprintf(bootcmd_str, QSPI_NOR_BOOTCOMMAND);
|
|
break;
|
|
#endif
|
|
#ifdef XSPI_NOR_BOOTCOMMAND
|
|
case BOOT_SOURCE_XSPI_NOR:
|
|
sprintf(bootcmd_str, XSPI_NOR_BOOTCOMMAND);
|
|
break;
|
|
#endif
|
|
#ifdef IFC_NAND_BOOTCOMMAND
|
|
case BOOT_SOURCE_IFC_NAND:
|
|
sprintf(bootcmd_str, IFC_NAND_BOOTCOMMAND);
|
|
break;
|
|
#endif
|
|
#ifdef QSPI_NAND_BOOTCOMMAND
|
|
case BOOT_SOURCE_QSPI_NAND:
|
|
sprintf(bootcmd_str, QSPI_NAND_BOOTCOMMAND);
|
|
break;
|
|
#endif
|
|
#ifdef XSPI_NAND_BOOTCOMMAND
|
|
case BOOT_SOURCE_XSPI_NAND:
|
|
sprintf(bootcmd_str, XSPI_NAND_BOOTCOMMAND);
|
|
break;
|
|
#endif
|
|
#ifdef SD_BOOTCOMMAND
|
|
case BOOT_SOURCE_SD_MMC:
|
|
sprintf(bootcmd_str, SD_BOOTCOMMAND);
|
|
break;
|
|
#endif
|
|
#ifdef SD2_BOOTCOMMAND
|
|
case BOOT_SOURCE_SD_MMC2:
|
|
sprintf(bootcmd_str, SD2_BOOTCOMMAND);
|
|
break;
|
|
#endif
|
|
default:
|
|
#ifdef QSPI_NOR_BOOTCOMMAND
|
|
sprintf(bootcmd_str, QSPI_NOR_BOOTCOMMAND);
|
|
#endif
|
|
break;
|
|
}
|
|
|
|
ret = env_set("bootcmd", bootcmd_str);
|
|
if (ret) {
|
|
printf("Failed to set bootcmd: ret = %d\n", ret);
|
|
return ret;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int fsl_setenv_mcinitcmd(void)
|
|
{
|
|
int ret = 0;
|
|
enum boot_src src = get_boot_src();
|
|
|
|
switch (src) {
|
|
#ifdef IFC_MC_INIT_CMD
|
|
case BOOT_SOURCE_IFC_NAND:
|
|
case BOOT_SOURCE_IFC_NOR:
|
|
ret = env_set("mcinitcmd", IFC_MC_INIT_CMD);
|
|
break;
|
|
#endif
|
|
#ifdef QSPI_MC_INIT_CMD
|
|
case BOOT_SOURCE_QSPI_NAND:
|
|
case BOOT_SOURCE_QSPI_NOR:
|
|
ret = env_set("mcinitcmd", QSPI_MC_INIT_CMD);
|
|
break;
|
|
#endif
|
|
#ifdef XSPI_MC_INIT_CMD
|
|
case BOOT_SOURCE_XSPI_NAND:
|
|
case BOOT_SOURCE_XSPI_NOR:
|
|
ret = env_set("mcinitcmd", XSPI_MC_INIT_CMD);
|
|
break;
|
|
#endif
|
|
#ifdef SD_MC_INIT_CMD
|
|
case BOOT_SOURCE_SD_MMC:
|
|
ret = env_set("mcinitcmd", SD_MC_INIT_CMD);
|
|
break;
|
|
#endif
|
|
#ifdef SD2_MC_INIT_CMD
|
|
case BOOT_SOURCE_SD_MMC2:
|
|
ret = env_set("mcinitcmd", SD2_MC_INIT_CMD);
|
|
break;
|
|
#endif
|
|
default:
|
|
#ifdef QSPI_MC_INIT_CMD
|
|
ret = env_set("mcinitcmd", QSPI_MC_INIT_CMD);
|
|
#endif
|
|
break;
|
|
}
|
|
|
|
if (ret) {
|
|
printf("Failed to set mcinitcmd: ret = %d\n", ret);
|
|
return ret;
|
|
}
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_BOARD_LATE_INIT
|
|
__weak int fsl_board_late_init(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
#define DWC3_GSBUSCFG0 0xc100
|
|
#define DWC3_GSBUSCFG0_CACHETYPE_SHIFT 16
|
|
#define DWC3_GSBUSCFG0_CACHETYPE(n) (((n) & 0xffff) \
|
|
<< DWC3_GSBUSCFG0_CACHETYPE_SHIFT)
|
|
|
|
static void enable_dwc3_snooping(void)
|
|
{
|
|
static const char * const compatibles[] = {
|
|
"fsl,layerscape-dwc3",
|
|
"fsl,ls1028a-dwc3",
|
|
};
|
|
fdt_addr_t dwc3_base;
|
|
ofnode node;
|
|
u32 val;
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(compatibles); i++) {
|
|
ofnode_for_each_compatible_node(node, compatibles[i]) {
|
|
dwc3_base = ofnode_get_addr(node);
|
|
if (dwc3_base == FDT_ADDR_T_NONE)
|
|
continue;
|
|
|
|
val = in_le32(dwc3_base + DWC3_GSBUSCFG0);
|
|
val &= ~DWC3_GSBUSCFG0_CACHETYPE(~0);
|
|
val |= DWC3_GSBUSCFG0_CACHETYPE(0x2222);
|
|
writel(val, dwc3_base + DWC3_GSBUSCFG0);
|
|
}
|
|
}
|
|
}
|
|
|
|
int board_late_init(void)
|
|
{
|
|
#ifdef CONFIG_CHAIN_OF_TRUST
|
|
fsl_setenv_chain_of_trust();
|
|
#endif
|
|
#ifdef CONFIG_TFABOOT
|
|
/*
|
|
* Set bootcmd and mcinitcmd if "fsl_bootcmd_mcinitcmd_set" does
|
|
* not exists in env
|
|
*/
|
|
if (env_get_yesno("fsl_bootcmd_mcinitcmd_set") <= 0) {
|
|
// Set bootcmd and mcinitcmd as per boot source
|
|
fsl_setenv_bootcmd();
|
|
fsl_setenv_mcinitcmd();
|
|
env_set("fsl_bootcmd_mcinitcmd_set", "y");
|
|
}
|
|
#endif
|
|
#ifdef CONFIG_QSPI_AHB_INIT
|
|
qspi_ahb_init();
|
|
#endif
|
|
#ifdef CONFIG_FSPI_AHB_EN_4BYTE
|
|
fspi_ahb_init();
|
|
#endif
|
|
|
|
if (IS_ENABLED(CONFIG_DM))
|
|
enable_dwc3_snooping();
|
|
|
|
return fsl_board_late_init();
|
|
}
|
|
#endif
|